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rollout_spec.rb
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rollout_spec.rb
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require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
describe "Rollout" do
before do
@redis = Redis.new
@rollout = Rollout.new(@redis)
end
describe "when a group is activated" do
before do
@rollout.define_group(:fivesonly) { |user| user.id == 5 }
@rollout.activate_group(:chat, :fivesonly)
end
it "the feature is active for users for which the block evaluates to true" do
@rollout.should be_active(:chat, stub(:id => 5))
end
it "is not active for users for which the block evaluates to false" do
@rollout.should_not be_active(:chat, stub(:id => 1))
end
it "is not active if a group is found in Redis but not defined in Rollout" do
@rollout.activate_group(:chat, :fake)
@rollout.should_not be_active(:chat, stub(:id => 1))
end
end
describe "the default all group" do
before do
@rollout.activate_group(:chat, :all)
end
it "evaluates to true no matter what" do
@rollout.should be_active(:chat, stub(:id => 0))
end
end
describe "deactivating a group" do
before do
@rollout.define_group(:fivesonly) { |user| user.id == 5 }
@rollout.activate_group(:chat, :all)
@rollout.activate_group(:chat, :fivesonly)
@rollout.deactivate_group(:chat, :all)
end
it "deactivates the rules for that group" do
@rollout.should_not be_active(:chat, stub(:id => 10))
end
it "leaves the other groups active" do
@rollout.should be_active(:chat, stub(:id => 5))
end
end
describe "deactivating a feature completely" do
before do
@rollout.define_group(:fivesonly) { |user| user.id == 5 }
@rollout.activate_group(:chat, :all)
@rollout.activate_group(:chat, :fivesonly)
@rollout.activate_user(:chat, stub(:id => 51))
@rollout.activate_percentage(:chat, 100)
@rollout.deactivate_all(:chat)
end
it "removes all of the groups" do
@rollout.should_not be_active(:chat, stub(:id => 0))
end
it "removes all of the users" do
@rollout.should_not be_active(:chat, stub(:id => 51))
end
it "removes the percentage" do
@rollout.should_not be_active(:chat, stub(:id => 24))
end
end
describe "activating a specific user" do
before do
@rollout.activate_user(:chat, stub(:id => 42))
end
it "is active for that user" do
@rollout.should be_active(:chat, stub(:id => 42))
end
it "remains inactive for other users" do
@rollout.should_not be_active(:chat, stub(:id => 24))
end
end
describe "deactivating a specific user" do
before do
@rollout.activate_user(:chat, stub(:id => 42))
@rollout.activate_user(:chat, stub(:id => 24))
@rollout.deactivate_user(:chat, stub(:id => 42))
end
it "that user should no longer be active" do
@rollout.should_not be_active(:chat, stub(:id => 42))
end
it "remains active for other active users" do
@rollout.should be_active(:chat, stub(:id => 24))
end
end
describe "activating a feature for a percentage of users" do
before do
@rollout.activate_percentage(:chat, 20)
end
it "activates the feature for that percentage of the users" do
(1..120).select { |id| @rollout.active?(:chat, stub(:id => id)) }.length.should == 39
end
end
describe "activating a feature for a percentage of users" do
before do
@rollout.activate_percentage(:chat, 20)
end
it "activates the feature for that percentage of the users" do
(1..200).select { |id| @rollout.active?(:chat, stub(:id => id)) }.length.should == 40
end
end
describe "activating a feature for a percentage of users" do
before do
@rollout.activate_percentage(:chat, 5)
end
it "activates the feature for that percentage of the users" do
(1..100).select { |id| @rollout.active?(:chat, stub(:id => id)) }.length.should == 5
end
end
describe "deactivating the percentage of users" do
before do
@rollout.activate_percentage(:chat, 100)
@rollout.deactivate_percentage(:chat)
end
it "becomes inactivate for all users" do
@rollout.should_not be_active(:chat, stub(:id => 24))
end
end
end